This is the standard anti-aircraft equipment developed and used by the US. It was used as the standard anti-aircraft armanent on heavy cruisers, battleships and other medium-sized and up ships. It would be upgraded to a newer model dual-purpose gun late in the war.
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This is the standard anti-aircraft equipment developed and used by the US. It was used as the standard anti-aircraft armament on heavy cruisers, battleships and other medium-sized and greater ships. It would be upgraded to a newer model, dual-purpose gun later in the war.